http://lostintangent.com/2008/08/11/net-35-enhancements-training-kit-r

The Visual Studio & .NET Framework evangelism team has released a revision of the .NET 3.5 Enhancements Training Kit, updated to work with Visual Studio 2008 SP1 & .NET 3.5 SP1 RTM! The release includes updated hands-on-labs as well as new presentations, demo scripts, and miscelaneous event materials.